471 CDUS41 KLWX 110536 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 133 AM EDT MON MAY 11 2015 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 10 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 85 311 PM 95 1963 74 11 78 MINIMUM 69 144 AM 35 1947 55 14 67 AVERAGE 77 64 13 73 PRECIPITATION (IN) YESTERDAY 0.00 1.38 1990 0.13 -0.13 0.16 MONTH TO DATE 0.16 1.21 -1.05 0.84 SINCE MAR 1 7.61 7.75 -0.14 11.57 SINCE JAN 1 13.02 13.18 -0.16 18.17 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 18.3 15.4 2.9 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 6 39 -33 14 SINCE MAR 1 790 877 -87 937 SINCE JUL 1 3914 3985 -71 4103 COOLING YESTERDAY 12 2 10 8 MONTH TO DATE 66 18 48 26 SINCE MAR 1 86 44 42 47 SINCE JAN 1 86 44 42 47 .................................................................. WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 6.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 100 AM LOWEST 55 200 PM AVERAGE 73 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 94 1911 1896 MINIMUM TEMPERATURE (F) 55 33 1906 SUNRISE AND SUNSET MAY 11 2015...........SUNRISE 600 AM EDT SUNSET 810 PM EDT MAY 12 2015...........SUNRISE 559 AM EDT SUNSET 811 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$